12300866892529 has 2 divisors, whose sum is σ = 12300866892530. Its totient is φ = 12300866892528.

The previous prime is 12300866892511. The next prime is 12300866892539. The reversal of 12300866892529 is 92529866800321.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8877896976400 + 3422969916129 = 2979580^2 + 1850127^2 .

It is an emirp because it is prime and its reverse (92529866800321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12300866892529 - 2⁷ = 12300866892401 is a prime.

It is a super-2 number, since 2×12300866892529² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12300866892539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6150433446264 + 6150433446265.

It is an arithmetic number, because the mean of its divisors is an integer number (6150433446265).

Almost surely, 2^{12300866892529} is an apocalyptic number.

It is an amenable number.

12300866892529 is a deficient number, since it is larger than the sum of its proper divisors (1).

12300866892529 is an equidigital number, since it uses as much as digits as its factorization.

12300866892529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22394880, while the sum is 61.

The spelling of 12300866892529 in words is "twelve trillion, three hundred billion, eight hundred sixty-six million, eight hundred ninety-two thousand, five hundred twenty-nine".